Merge branch 'hotfix/108'

Close #108
[2.2.2] Created blog post
Fixed rendering of changelogs

- Ensure that date of tag is provided when fetching tag for ZF2
  - Updated tag data from 2.0.7 forward
- Better rendering
  - Include multiple strategies for parsing date
  - Include multiple strategies for parsing issue list into elements used in
    rendering
[2.2.2] prepared site for release
Merge branch 'hotfix/2.2.2' into develop

2.2.2 release